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调整相机位置和移除阴影随机抖动

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ssdfasd
2026-03-12 02:11:26 +08:00
parent 91b15e9d6c
commit d71099559c
2 changed files with 3 additions and 3 deletions
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2
Res/Shader/volume.hlsl
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@@ -127,7 +127,7 @@ float volumetric_shadow(float3 pos, float densityScale, inout pnanovdb_readacces
sigmaE *= 0.3;
shadow *= exp(-sigmaE * step_size);
step_size *= (2.0 + random_float(sample_pos));
step_size *= 2.0;
}
return shadow;

4
main.cpp
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@@ -141,7 +141,7 @@ int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLi
DirectX::XMMATRIX projectionMatrix=DirectX::XMMatrixPerspectiveFovLH(
(45.0f*3.141592f)/180.0f,1280.0f/720.0f,0.1f,1000.0f);
DirectX::XMMATRIX viewMatrix = DirectX::XMMatrixLookAtLH(
DirectX::XMVectorSet(-10.0f, 73.0f, -1200.0f, 1.0f),
DirectX::XMVectorSet(-10.0f, 300.0f, -1200.0f, 1.0f),
DirectX::XMVectorSet(-10.0f, 73.0f, 0.0f, 1.0f),
DirectX::XMVectorSet(0.0f, 1.0f, 0.0f, 1.0f));
DirectX::XMMATRIX modelMatrix = DirectX::XMMatrixTranslation(0.0f,0.0f,5.0f);
@@ -258,7 +258,7 @@ int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLi
float volumeCBData[36];
memcpy(volumeCBData, &invViewProjMat, sizeof(float) * 16);
volumeCBData[16] = -10.0f;
volumeCBData[17] = 73.0f;
volumeCBData[17] = 300.0f;
volumeCBData[18] = -1200.0f;
volumeCBData[19] = 0.2f; // DensityScale
volumeCBData[20] = (float)nanoVDBData.worldBBox[0];